Wallet fastener



FIG. 1 is a front elevational view of the wallet fastener showing our new design;

FIG. 2 is a side elevational view thereof, with the opposite side elevational view being a mirror image thereof;

FIG. 3 is a rear elevational view thereof; and,

FIG. 4 is a bottom plan view thereof, the top plan view being a mirror image thereof.

The broken lines showing a wallet affixed to the wallet fastener of FIG. 1 are for purposes of showing environmental structure only and form no part of the claimed design. 

The ornamental design for a wallet fastener, as shown and described. 